2 * Copyright (c) 1996, 2003 VIA Networking Technologies, Inc.
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2 of the License, or
8 * (at your option) any later version.
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
15 * You should have received a copy of the GNU General Public License along
16 * with this program; if not, write to the Free Software Foundation, Inc.,
17 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
21 * Purpose: MAC Data structure
32 #include <linux/module.h>
33 #include <linux/types.h>
35 #include <linux/errno.h>
36 #include <linux/ioport.h>
37 #include <linux/pci.h>
38 #include <linux/kernel.h>
39 #include <linux/netdevice.h>
40 #include <linux/etherdevice.h>
41 #include <linux/skbuff.h>
42 #include <linux/delay.h>
43 #include <linux/timer.h>
44 #include <linux/slab.h>
45 #include <linux/interrupt.h>
46 #include <linux/string.h>
47 #include <linux/wait.h>
48 #include <linux/if_arp.h>
49 #include <linux/sched.h>
52 #include <linux/crc32.h>
53 #include <linux/uaccess.h>
54 #include <linux/proc_fs.h>
55 #include <linux/inetdevice.h>
56 #include <linux/reboot.h>
57 #include <linux/ethtool.h>
58 /* Include Wireless Extension definition and check version - Jean II */
59 #include <net/mac80211.h>
60 #include <linux/wireless.h>
61 #include <net/iw_handler.h> /* New driver API */
63 #ifndef WPA_SUPPLICANT_DRIVER_WEXT_SUPPORT
64 #define WPA_SUPPLICANT_DRIVER_WEXT_SUPPORT
69 #include "device_cfg.h"
77 /*--------------------- Export Definitions -------------------------*/
94 #define MAC_MAX_CONTEXT_REG (256+128)
96 #define MAX_MULTICAST_ADDRESS_NUM 32
97 #define MULTICAST_ADDRESS_LIST_SIZE (MAX_MULTICAST_ADDRESS_NUM * ETH_ALEN)
99 #define DUPLICATE_RX_CACHE_LENGTH 5
101 #define NUM_KEY_ENTRY 11
103 #define TX_WEP_NONE 0
106 #define TX_WEP_SWOTP 3
107 #define TX_WEP_OTPSW 4
108 #define TX_WEP_SW232 5
110 #define KEYSEL_WEP40 0
111 #define KEYSEL_WEP104 1
112 #define KEYSEL_TKIP 2
113 #define KEYSEL_CCMP 3
115 #define AUTO_FB_NONE 0
125 #define ANT_DIVERSITY 2
126 #define ANT_RXD_TXA 3
127 #define ANT_RXD_TXB 4
128 #define ANT_UNKNOWN 0xFF
130 #define MAXCHECKHANGCNT 4
132 #define BB_VGA_LEVEL 4
133 #define BB_VGA_CHANGE_THRESHOLD 16
136 #define RUN_AT(x) (jiffies+(x))
139 #define MAKE_BEACON_RESERVED 10 /* (us) */
142 #define RESERV_AC0DMA 4
146 #define AVAIL_TD(p, q) ((p)->sOpts.nTxDescs[(q)] - ((p)->iTDUsed[(q)]))
150 /* 0:11A 1:11B 2:11G */
151 #define BB_TYPE_11A 0
152 #define BB_TYPE_11B 1
153 #define BB_TYPE_11G 2
155 /* 0:11a, 1:11b, 2:11gb (only CCK in BasicRate), 3:11ga (OFDM in BasicRate) */
156 #define PK_TYPE_11A 0
157 #define PK_TYPE_11B 1
158 #define PK_TYPE_11GB 2
159 #define PK_TYPE_11GA 3
161 typedef struct __chip_info_tbl
{
167 } CHIP_INFO
, *PCHIP_INFO
;
172 } DEVICE_OWNER_TYPE
, *PDEVICE_OWNER_TYPE
;
174 /* flags for options */
175 #define DEVICE_FLAGS_IP_ALIGN 0x00000001UL
176 #define DEVICE_FLAGS_PREAMBLE_TYPE 0x00000002UL
177 #define DEVICE_FLAGS_OP_MODE 0x00000004UL
178 #define DEVICE_FLAGS_PS_MODE 0x00000008UL
179 #define DEVICE_FLAGS_80211h_MODE 0x00000010UL
180 #define DEVICE_FLAGS_DiversityANT 0x00000020UL
182 /* flags for driver status */
183 #define DEVICE_FLAGS_OPENED 0x00010000UL
184 #define DEVICE_FLAGS_WOL_ENABLED 0x00080000UL
185 /* flags for capabilities */
186 #define DEVICE_FLAGS_TX_ALIGN 0x01000000UL
187 #define DEVICE_FLAGS_HAVE_CAM 0x02000000UL
188 #define DEVICE_FLAGS_FLOW_CTRL 0x04000000UL
190 /* flags for MII status */
191 #define DEVICE_LINK_FAIL 0x00000001UL
192 #define DEVICE_SPEED_10 0x00000002UL
193 #define DEVICE_SPEED_100 0x00000004UL
194 #define DEVICE_SPEED_1000 0x00000008UL
195 #define DEVICE_DUPLEX_FULL 0x00000010UL
196 #define DEVICE_AUTONEG_ENABLE 0x00000020UL
197 #define DEVICE_FORCED_BY_EEPROM 0x00000040UL
198 /* for device_set_media_duplex */
199 #define DEVICE_LINK_CHANGE 0x00000001UL
201 typedef struct __device_opt
{
202 int nRxDescs0
; /* Number of RX descriptors0 */
203 int nRxDescs1
; /* Number of RX descriptors1 */
204 int nTxDescs
[2]; /* Number of TX descriptors 0, 1 */
205 int int_works
; /* interrupt limits */
210 } OPTIONS
, *POPTIONS
;
213 struct pci_dev
*pcid
;
215 struct ieee80211_hw
*hw
;
216 struct ieee80211_vif
*vif
;
217 unsigned long key_entry_inuse
;
223 /* dma addr, rx/tx pool */
225 dma_addr_t rd0_pool_dma
;
226 dma_addr_t rd1_pool_dma
;
228 dma_addr_t td0_pool_dma
;
229 dma_addr_t td1_pool_dma
;
231 dma_addr_t tx_bufs_dma0
;
232 dma_addr_t tx_bufs_dma1
;
233 dma_addr_t tx_beacon_dma
;
235 unsigned char *tx0_bufs
;
236 unsigned char *tx1_bufs
;
237 unsigned char *tx_beacon_bufs
;
241 void __iomem
*PortOffset
;
247 unsigned char byRevId
;
248 unsigned char byRxMode
;
249 unsigned short SubSystemID
;
250 unsigned short SubVendorID
;
255 volatile int iTDUsed
[TYPE_MAXTD
];
257 volatile PSTxDesc apCurrTD
[TYPE_MAXTD
];
258 volatile PSTxDesc apTailTD
[TYPE_MAXTD
];
260 volatile PSTxDesc apTD0Rings
;
261 volatile PSTxDesc apTD1Rings
;
263 volatile PSRxDesc aRD0Ring
;
264 volatile PSRxDesc aRD1Ring
;
265 volatile PSRxDesc pCurrRD
[TYPE_MAXRD
];
277 /* Version control */
278 unsigned char byLocalID
;
279 unsigned char byRFType
;
281 unsigned char byMaxPwrLevel
;
282 unsigned char byZoneType
;
284 unsigned char byOriginalZonetype
;
286 unsigned char abyCurrentNetAddr
[ETH_ALEN
]; __aligned(2)
287 bool bLinkPass
; /* link status: OK or fail */
289 /* Adapter statistics */
290 SStatCounter scStatistic
;
292 SDot11Counters s802_11Counter
;
294 unsigned int uCurrRSSI
;
295 unsigned char byCurrSQ
;
297 unsigned long dwTxAntennaSel
;
298 unsigned long dwRxAntennaSel
;
299 unsigned char byAntennaCount
;
300 unsigned char byRxAntennaMode
;
301 unsigned char byTxAntennaMode
;
304 unsigned char *pbyTmpBuff
;
305 unsigned int uSIFS
; /* Current SIFS */
306 unsigned int uDIFS
; /* Current DIFS */
307 unsigned int uEIFS
; /* Current EIFS */
308 unsigned int uSlot
; /* Current SlotTime */
309 unsigned int uCwMin
; /* Current CwMin */
310 unsigned int uCwMax
; /* CwMax is fixed on 1023. */
312 unsigned char bySIFS
;
313 unsigned char byDIFS
;
314 unsigned char byEIFS
;
315 unsigned char bySlot
;
316 unsigned char byCWMaxMin
;
318 u8 byBBType
; /* 0:11A, 1:11B, 2:11G */
320 * 0:11a,1:11b,2:11gb (only CCK
321 * in BasicRate), 3:11ga (OFDM in
324 unsigned short wBasicRate
;
325 unsigned char byACKRate
;
326 unsigned char byTopOFDMBasicRate
;
327 unsigned char byTopCCKBasicRate
;
329 unsigned char byMinChannel
;
330 unsigned char byMaxChannel
;
332 unsigned char byPreambleType
;
333 unsigned char byShortPreamble
;
335 unsigned short wCurrentRate
;
336 unsigned char byShortRetryLimit
;
337 unsigned char byLongRetryLimit
;
338 enum nl80211_iftype op_mode
;
340 unsigned short wMaxTransmitMSDULifetime
;
342 bool bEncryptionEnable
;
347 bool bBarkerPreambleMd
;
349 bool bRadioControlOff
;
352 unsigned short wListenInterval
;
355 /* GPIO Radio Control */
356 unsigned char byRadioCtl
;
357 unsigned char byGPIO
;
359 bool bPrvActive4RadioOFF
;
363 unsigned short wSeqCounter
;
364 unsigned short wBCNBufLen
;
365 bool bBeaconBufReady
;
367 bool bIsBeaconBufReadySet
;
368 unsigned int cbBeaconBufReadySetCnt
;
374 unsigned char byAutoFBCtrl
;
376 /* For Update BaseBand VGA Gain Offset */
378 unsigned int uBBVGADiffCount
;
379 unsigned char byBBVGANew
;
380 unsigned char byBBVGACurrent
;
381 unsigned char abyBBVGA
[BB_VGA_LEVEL
];
382 long ldBmThreshold
[BB_VGA_LEVEL
];
384 unsigned char byBBPreEDRSSI
;
385 unsigned char byBBPreEDIndex
;
387 unsigned long dwDiagRefCount
;
390 unsigned char byFOETuning
;
392 /* For RF Power table */
393 unsigned char byCCKPwr
;
394 unsigned char byOFDMPwrG
;
395 unsigned char byCurPwr
;
397 unsigned char abyCCKPwrTbl
[CB_MAX_CHANNEL_24G
+1];
398 unsigned char abyOFDMPwrTbl
[CB_MAX_CHANNEL
+1];
399 char abyCCKDefaultPwr
[CB_MAX_CHANNEL_24G
+1];
400 char abyOFDMDefaultPwr
[CB_MAX_CHANNEL
+1];
401 char abyRegPwr
[CB_MAX_CHANNEL
+1];
402 char abyLocalPwr
[CB_MAX_CHANNEL
+1];
404 /* BaseBand Loopback Use */
405 unsigned char byBBCR4d
;
406 unsigned char byBBCRc9
;
407 unsigned char byBBCR88
;
408 unsigned char byBBCR09
;
410 unsigned char abyEEPROM
[EEP_MAX_CONTEXT_SIZE
]; /* unsigned long alignment */
412 unsigned short wBeaconInterval
;
415 static inline PDEVICE_RD_INFO
alloc_rd_info(void)
417 return kzalloc(sizeof(DEVICE_RD_INFO
), GFP_ATOMIC
);
420 static inline PDEVICE_TD_INFO
alloc_td_info(void)
422 return kzalloc(sizeof(DEVICE_TD_INFO
), GFP_ATOMIC
);